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<h1>navo/algorithm/crypto/symmetric/aes.h</h1>  </div>
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<a href="aes_8h.html">浏览该文件的文档。</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */</span>
<a name="l00011"></a>00011 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span><span class="preprocessor">#pragma once</span>
<a name="l00013"></a>00013 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* #ifdef _MSC_VER */</span>
<a name="l00014"></a>00014 
<a name="l00015"></a>00015 <span class="preprocessor">#ifndef __NV_AES__</span>
<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define __NV_AES__</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span>
<a name="l00018"></a>00018 <span class="preprocessor">#include &quot;<a class="code" href="cdef_8h.html" title="Definitions and declarations for common constants, types, variables.">../../../port/cdef.h</a>&quot;</span>
<a name="l00019"></a>00019 <span class="preprocessor">#include &quot;<a class="code" href="integer_8h.html" title="Provides standard integer types.">../../../port/integer.h</a>&quot;</span>
<a name="l00020"></a>00020 
<a name="l00021"></a>00021 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {
<a name="l00023"></a>00023 <span class="preprocessor">#endif </span><span class="comment">/* #ifdef __cplusplus */</span>
<a name="l00024"></a>00024 
<a name="l00035"></a><a class="code" href="structaes__key.html">00035</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00037"></a><a class="code" href="structaes__key.html#aa9fe0559bf9c499890dc92f31dfbe1b1">00037</a>     uint32_t esk[60];
<a name="l00039"></a><a class="code" href="structaes__key.html#ae125f2394145396528aced57872cfd42">00039</a>     uint32_t dsk[60];
<a name="l00041"></a><a class="code" href="structaes__key.html#a884497f3269a8ae82bcd0a4814997702">00041</a>     uint32_t <a class="code" href="structaes__key.html#a884497f3269a8ae82bcd0a4814997702" title="密钥长度">cnt</a>;
<a name="l00042"></a>00042 }<a class="code" href="structaes__key.html" title="AES密钥">aes_key</a>;
<a name="l00043"></a>00043 
<a name="l00044"></a>00044 <span class="preprocessor">#define AES_KEYSIZE_128     16</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define AES_KEYSIZE_192     24</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor">#define AES_KEYSIZE_256     32</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span>
<a name="l00052"></a><a class="code" href="group__AES.html#ga4702305463ca5ad15a0005a48189b665">00052</a> <span class="preprocessor">#define AES_KEY(name) aes_key name = {{0}, {0}， 0}</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span>
<a name="l00054"></a>00054 NV_API <span class="keywordtype">int</span> __aes_set_key(<a class="code" href="structaes__key.html" title="AES密钥">aes_key</a>* key, uint32_t* src_key, <span class="keywordtype">size_t</span> cnt);
<a name="l00055"></a>00055 
<a name="l00066"></a><a class="code" href="group__AES.html#ga9f3b0d8a23c943d7ed0e661226dc66a2">00066</a> <span class="preprocessor">#define aes_set_key(key, src_key, cnt) \</span>
<a name="l00067"></a>00067 <span class="preprocessor">    __aes_set_key(key, (uint32_t*)(src_key), cnt)</span>
<a name="l00068"></a>00068 <span class="preprocessor"></span>
<a name="l00069"></a>00069 NV_API <span class="keywordtype">void</span> __aes_encrypt(uint32_t* esk, <span class="keywordtype">size_t</span> cnt,
<a name="l00070"></a>00070                             uint32_t* dst, uint32_t* src);
<a name="l00071"></a>00071 
<a name="l00079"></a><a class="code" href="group__AES.html#ga2b6dcceaf4e00f4ac4ac5821596608b4">00079</a> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="group__AES.html#ga2b6dcceaf4e00f4ac4ac5821596608b4" title="AES加密一个区块(16字节)">aes_encrypt_block</a>(<a class="code" href="structaes__key.html" title="AES密钥">aes_key</a>* key, <span class="keywordtype">void</span>* dst, <span class="keywordtype">void</span>* src)
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081     __aes_encrypt(key-&gt;<a class="code" href="structaes__key.html#aa9fe0559bf9c499890dc92f31dfbe1b1" title="加密钥">esk</a>, key-&gt;<a class="code" href="structaes__key.html#a884497f3269a8ae82bcd0a4814997702" title="密钥长度">cnt</a>, (uint32_t*)dst, (uint32_t*)src);
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083 
<a name="l00084"></a>00084 NV_API <span class="keywordtype">void</span> __aes_decrypt(uint32_t* dsk, <span class="keywordtype">size_t</span> cnt,
<a name="l00085"></a>00085                             uint32_t* dst, uint32_t* src);
<a name="l00086"></a>00086 
<a name="l00094"></a><a class="code" href="group__AES.html#ga747315d584dfece393892d1b4440605a">00094</a> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="group__AES.html#ga747315d584dfece393892d1b4440605a" title="AES解密一个区块(16字节)">aes_decrypt_block</a>(<a class="code" href="structaes__key.html" title="AES密钥">aes_key</a>* key, <span class="keywordtype">void</span>* dst, <span class="keywordtype">void</span>* src)
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096     __aes_decrypt(key-&gt;<a class="code" href="structaes__key.html#ae125f2394145396528aced57872cfd42" title="解密钥">dsk</a>, key-&gt;<a class="code" href="structaes__key.html#a884497f3269a8ae82bcd0a4814997702" title="密钥长度">cnt</a>, (uint32_t*)dst, (uint32_t*)src);
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098 
<a name="l00101"></a>00101 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00102"></a>00102 <span class="preprocessor"></span>}
<a name="l00103"></a>00103 <span class="preprocessor">#endif </span><span class="comment">/* #ifdef __cplusplus */</span>
<a name="l00104"></a>00104 
<a name="l00105"></a>00105 <span class="preprocessor">#endif </span><span class="comment">/* #ifndef __NV_AES__ */</span>
<a name="l00106"></a>00106 
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